CVE-2025-5688

We have identified a buffer overflow issue allowing out-of-bounds write when processing LLMNR or mDNS queries with very long DNS names. This issue only affects systems using Buffer Allocation Scheme 1 with LLMNR or mDNS enabled.

Users should upgrade to the latest version and ensure any forked or derivative code is patched to incorporate the new fixes.

Assigner : aws-security@amazon.com

More information : https://aws.amazon.com/security/security-bulletins/AWS-2025-012/